OFF MARKET
Google street view image for 280 Cognewaugh Rd, Cos Cob, CT 06807
Off Market Sep 1992 for $905K
$3,477,500
Est. refi paymentEst. refi $5,394/mo
4
bd
•
4.5 ba
•
4,018
sq ft

280 Cognewaugh Rd, Cos Cob, CT 06807

map-entry

About this home

280 Cognewaugh Rd is a 4,018 square foot house on a 2 acre lot with 4 bedrooms and 4.5 bathrooms. - it last sold on September 02, 1992 for $905,000. Based on Redfin's Cos Cob data, we estimate the home's value is $3,477,500.
Single-familyProperty Type
1981Year Built
2 acresLot Size
$865Est. Price/Sq.Ft.
Source:Public Records

Redfin Estimate

$3,477,500
$2.6M since sold in September 1992$71K since August

This home's estimate is 21.3% higher than the average sale price ($2.87M) of 6 comparable homes.

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Earn from this home

Sell
$3,275,807
Est. take-home

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Refinance
$0
Est. cash available

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Rent
$4,630/mo
Redfin rental estimate

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Market trends in 06807, CT

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price
103.9%

+0.7% MoM

Median sale price
$1.7M

$32K MoM

Avg. days on market
17d

6 days MoM

Recently sold homes
30

12 MoM

New listings for sale

Provided by Redfin

Sale history for 280 Cognewaugh Rd

Tax history for 280 Cognewaugh Rd

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Property details

Around this home

Schools

North Street School

Public PreK-5 • Assigned • 1.8mi

9/10
Central Middle School

Public 6-8 • Assigned • 1.8mi

8/10
Greenwich High School

Public 9-12 • Assigned • 2.4mi

10/10
Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 99° expected this year, 15 days in 30 years

6/10 Wind Factor

64% chance of strong winds in next 30 years

4/10 Air Factor

5 unhealthy days expected this year, 7 days in 30 years

Provided by First Street

Historical weather

Cos Cob, CT • 06807
Average low and high temperatures (°F)
35
23
38
23
53
34
62
44
70
52
81
63
87
70
81
62
76
58
66
48
54
38
40
27
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Sun exposure

In this area, properties receive around 8.7 hours in June and 4.3 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs
4.3 hrs
JuneDecember
Provided by Shadowmap
Estimated sale price
$3.30M – $4.00M

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Nearby similar homes

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$3,250,000
4 beds7 baths4,074 sq ft
13 Lia Fail Way, Greenwich, CT 06807
Berkshire Hathaway HS NE Prop.
$1,495,000
3 beds2 baths1,646 sq ft
4 Hassake Rd, Old Greenwich, CT 06870
OPEN SAT, 12PM TO 2PM
$7,450,000
5 beds7.5 baths8,911 sq ft
74 Rock Maple Rd, Greenwich, CT 06830
OPEN SAT, 12PM TO 2PM3D WALKTHROUGH
$2,999,000
5 beds3.5 baths3,176 sq ft
37 Mary Ln, Riverside, CT 06878

New listings for sale in 06807

NEW 36 MINS AGO
$2,795,000
4 beds3.5 baths4,088 sq ft
340 Valley Rd #2, Cos Cob, CT 06807
NEW 3 HRS AGO
$1,245,000
4 beds2.5 baths1,618 sq ft
88 Loughlin Ave, Cos Cob, CT 06807
NEW 20 HRS AGO
$2,499,000
4 beds4 baths2,226 sq ft
7 Sundance Dr, Cos Cob, CT 06807
COMING SOON
$2,195,000
1 bed1.5 baths1,088 sq ft
89 River Rd #304, Cos Cob, CT 06807
COMING SOON
$1,725,000
4 beds3 baths2,364 sq ft
12B Cross Ln, Cos Cob, CT 06807
OPEN SUN, 2PM TO 4PM
$2,850,000
3 beds3.5 baths3,647 sq ft
154 Valley Rd, Cos Cob, CT 06807
$3,250,000
4 beds7 baths4,074 sq ft
13 Lia Fail Way, Greenwich, CT 06807
Berkshire Hathaway HS NE Prop.

Home values near 280 Cognewaugh Rd

Data from public records.

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